Creating your first edge component

The most basic milestone of any developer education is the Hello, world example. For your first edge component deployed to IoT Greengrass, you will create a simple Hello, world application in order to reinforce concepts such as component definition, a dependency graph, and how to create a new deployment.

Reviewing an existing component

Before you get started with drafting a new component, take a moment to familiarize yourself with the existing components that have already been deployed by using the IoT Greengrass CLI. This CLI was installed by the --deploy-dev-tools true argument that was passed in during the installation. This tool is designed to help you with a local development loop; however, as a best practice, it is not installed in production solutions. It is installed at /greengrass/v2/bin/greengrass-cli. The following steps demonstrate how to use this tool:

1. Try invoking the help command. In the Terminal app of your edge device...